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· Technical-Support-Engineer

Senior Technical Support Engineer

Stellar Cyber

Senior · 5+ yrsRemote · EuropeFull TimeListed 6d ago
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Experience Senior · 6+ yrs (5+ years)

About the role

structured by ORI

Join a fast-growing global leader in cybersecurity, trusted by some of the biggest names in the industry. In addition to some of the world’s largest enterprises and government agencies, more than 30% of the world’s top MSSPs rely on our platform.

What you will do

  • Act as the primary escalation point for critical and high-impact customer issues
  • Lead and perform hands-on troubleshooting for complex break-fix scenarios
  • Participate directly in support ticket rotation, including on-call and weekend coverage
  • Drive root cause analysis (RCA) and ensure corrective and preventive actions are implemented
  • Engage directly with customers during Severity 1 / business-impacting incidents

What they are looking for

  • Deep understanding of SIEM architectures and log pipelines
  • Deep understanding of network protocols (TCP/IP, DNS, HTTP, Syslog)
  • Deep understanding of Linux systems, troubleshooting, and performance tuning
  • Hands-on experience with log parsing and normalization (regex, JSON, CEF, LEEF)
  • Hands-on experience with cloud platforms (AWS, Azure, GCP)
  • Hands-on experience with security technologies (firewalls, IDS/IPS, EDR, IAM)
  • Strong troubleshooting skills across distributed systems
  • 5+ years of experience in technical support, systems engineering, or security operations
  • Strong background in SIEM, cybersecurity, or large-scale observability platforms
  • Portuguese fluency is a must for this role.

Nice to have

  • Experience supporting enterprise or MSSP customers
  • Background in SOC operations or incident response
  • Familiarity with Elasticsearch, Kafka, Kubernetes, or similar platforms
  • Experience operating in 24×7 global support environments
SIEM architectures and log pipelinesNetwork protocolsLinux troubleshooting and performance tuningLog parsing and normalizationCloud platformsSecurity technologiesDistributed systems troubleshootingPortugueseregexJSONCEFLEEFAWSAzureGCPElasticsearch
Full posting text

Join a fast-growing global leader in cybersecurity, trusted by some of the biggest names in the industry. In addition to some of the world’s largest enterprises and government agencies, more than 30% of the world’s top MSSPs rely on our platform. We’re at the forefront of protecting organizations against sophisticated cyber threats using cutting-edge AI and automation technologies. Our culture is built on diversity, openness, and collaboration, fostering creativity and innovation that drives real impact in the market.

We are seeking a Senior Technical Support Engineer to actively participate in advanced technical support operations for our market in Portugal regarding our SIEM and cybersecurity platform. This role is responsible for customer escalations, complex break-fix troubleshooting and operational excellence. The ideal candidate has deep technical expertise and thrives in high-severity incident scenarios.

Please note, as part of our interview process, we may invite candidates for an in-person interview to meet with our team.

Technical & Escalation Management:

Act as the primary escalation point for critical and high-impact customer issues

Lead and perform hands-on troubleshooting for complex break-fix scenarios involving:

SIEM pipelines, log ingestion, parsing, normalization

Network security, IDS/IPS, endpoint, and cloud telemetry

Performance, scalability, and data integrity issues

Participate directly in support ticket rotation , including on-call and weekend coverage

Drive root cause analysis (RCA) and ensure corrective and preventive actions are implemented

Customer Engagement:

Engage directly with customers during Severity 1 / business-impacting incidents

Communicate clearly and confidently with security teams, architects, and leadership

Set expectations, provide status updates, and lead incident resolution calls

Translate technical findings into actionable customer guidance

Cross-Functional Collaboration:

Work closely with Engineering, Product, DevOps, and SOC teams

Advocate for supportability and operational readiness in new releases

Provide feedback from customer issues to influence product improvements

Assist with release validation, upgrades and complex customer deployments

Requirements

Technical Skills:

Deep understanding of:

SIEM architectures and log pipelines

Network protocols (TCP/IP, DNS, HTTP, Syslog)

Linux systems, troubleshooting, and performance tuning

Hands-on experience with:

Log parsing and normalization (regex, JSON, CEF, LEEF)

Cloud platforms (AWS, Azure, GCP)

Security technologies (firewalls, IDS/IPS, EDR, IAM)

Strong troubleshooting skills across distributed systems

Preferred Qualifications:

Experience supporting enterprise or MSSP customers

Background in SOC operations or incident response

Familiarity with Elasticsearch, Kafka, Kubernetes, or similar platforms

Experience operating in 24×7 global support environments

Experience:

5+ years of experience in technical support, systems engineering, or security operations

Strong background in SIEM, cybersecurity, or large-scale observability platforms

Portuguese fluency is a must for this role.

Originally posted on Himalayas

Technical-Support-EngineerSenior-Technical-Support-EngineerSecurity-Operations-EngineerSystems-EngineerCustomer-Success-EngineerSenior-Support-EngineerLead-Technical-Support-EngineerSenior-Technical-SupportSupport-Engineer
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Opportunity details

Deadline
Closing in 54d · 15 Dec

As stated by the source. Anything not shown was not stated.

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